<template>
  <div class="xtx-pay-checkout-page">
    <div class="container">
      <XtxBread>
        <XtxBreadItem to="/">首页</XtxBreadItem>
        <XtxBreadItem to="/cart">购物车</XtxBreadItem>
        <XtxBreadItem>填写订单</XtxBreadItem>
      </XtxBread>
      <div class="wrapper" v-if="perInfo.summary">
        <!-- 收货地址 -->
        <h3 class="box-title">收货地址</h3>
        <div class="box-body">
          <div class="address">
            <div class="text">
              <div class="none" v-if="!currAddress">
                您需要先添加收货地址才可提交订单。
              </div>
              <ul v-else>
                <li>
                  <span>收<i />货<i />人：</span>{{ currAddress.receiver }}
                </li>
                <li><span>联系方式：</span>{{ currAddress.contact }}</li>
                <li>
                  <span>收货地址：</span
                  >{{ currAddress.fullLocation + currAddress.address }}
                </li>
              </ul>
            </div>
            <div class="action">
              <XtxButton @click="visible = true" class="btn"
                >切换地址</XtxButton
              >
              <XtxButton @click="addVisible = true" class="btn"
                >添加地址</XtxButton
              >
            </div>
          </div>
        </div>
        <!-- 商品信息 -->
        <h3 class="box-title">商品信息</h3>
        <div class="box-body">
          <table class="goods">
            <thead>
              <tr>
                <th width="520">商品信息</th>
                <th width="170">单价</th>
                <th width="170">数量</th>
                <th width="170">小计</th>
                <th width="170">实付</th>
              </tr>
            </thead>
            <tbody>
              <tr v-for="good in perInfo.goods" :key="good.skuId">
                <td>
                  <a href="javascript:;" class="info">
                    <img :src="good.picture" alt="" />
                    <div class="right">
                      <p>{{ good.name }}</p>
                      <p>{{ good.attrsText }}</p>
                    </div>
                  </a>
                </td>
                <td>&yen;{{ good.price }}</td>
                <td>{{ good.count }}</td>
                <td>&yen;{{ good.totalPrice }}</td>
                <td>&yen;{{ good.totalPayPrice }}</td>
              </tr>
            </tbody>
          </table>
        </div>
        <!-- 配送时间 -->
        <h3 class="box-title">配送时间</h3>
        <div class="box-body">
          <a class="my-btn active" href="javascript:;"
            >不限送货时间：周一至周日</a
          >
          <a class="my-btn" href="javascript:;">工作日送货：周一至周五</a>
          <a class="my-btn" href="javascript:;">双休日、假日送货：周六至周日</a>
        </div>
        <!-- 支付方式 -->
        <h3 class="box-title">支付方式</h3>
        <div class="box-body">
          <a class="my-btn active" href="javascript:;">在线支付</a>
          <a class="my-btn" href="javascript:;">货到付款</a>
          <span style="color: #999">货到付款需付5元手续费</span>
        </div>
        <!-- 金额明细 -->
        <h3 class="box-title">金额明细</h3>
        <div class="box-body">
          <div class="total">
            <dl>
              <dt>商品件数：</dt>
              <dd>{{ perInfo.summary.goodsCount }}件</dd>
            </dl>
            <dl>
              <dt>商品总价：</dt>
              <dd>¥{{ perInfo.summary.totalPrice }}</dd>
            </dl>
            <dl>
              <dt>运<i></i>费：</dt>
              <dd>¥{{ perInfo.summary.postFee }}</dd>
            </dl>
            <dl>
              <dt>应付总额：</dt>
              <dd class="price">¥{{ perInfo.summary.totalPayPrice }}</dd>
            </dl>
          </div>
        </div>
        <!-- 提交订单 -->
        <div class="submit">
          <XtxButton @click="createOrder" type="primary">提交订单</XtxButton>
        </div>
      </div>
    </div>
    <!-- 切换地址 -->
    <XtxDialog title="切换收获地址" v-model:visible="visible">
      <div class="addressWrapper">
        <div
          class="text item"
          v-for="item in addressList"
          :class="{ active: seledAddress.id === item.id }"
          @click="seledAddress = item"
          :key="item.id"
        >
          <ul>
            <li>
              <span>收<i />货<i />人：</span>{{ item.receiver }}
            </li>
            <li><span>联系方式：</span>{{ item.contact }}</li>
            <li>
              <span>收货地址：</span>{{ item.fullLocation + item.address }}
            </li>
          </ul>
        </div>
      </div>
      <template v-slot:footer>
        <XtxButton
          type="gray"
          style="margin-right: 20px"
          @click="visible = false"
          >取消</XtxButton
        >
        <XtxButton type="primary" @click="confirmAddress">确认</XtxButton>
      </template>
    </XtxDialog>
    <!-- 添加收货地址弹出层 -->
    <XtxDialog title="添加收货地址" v-model:visible="addVisible">
      <div class="address-edit">
        <div class="xtx-form">
          <div class="xtx-form-item">
            <div class="label">收货人：</div>
            <div class="field">
              <input
                v-model="formData.receiver"
                class="input"
                placeholder="请输入收货人"
              />
            </div>
          </div>
          <div class="xtx-form-item">
            <div class="label">手机号：</div>
            <div class="field">
              <input
                v-model="formData.contact"
                class="input"
                placeholder="请输入手机号"
              />
            </div>
          </div>
          <div class="xtx-form-item">
            <div class="label">地区：</div>
            <div class="field">
              <XtxCity @change="changeCity" placeholder="请选择所在地区" />
            </div>
          </div>
          <div class="xtx-form-item">
            <div class="label">详细地址：</div>
            <div class="field">
              <input
                v-model="formData.address"
                class="input"
                placeholder="请输入详细地址"
              />
            </div>
          </div>
          <div class="xtx-form-item">
            <div class="label">邮政编码：</div>
            <div class="field">
              <input
                v-model="formData.postalCode"
                class="input"
                placeholder="请输入邮政编码"
              />
            </div>
          </div>
          <div class="xtx-form-item">
            <div class="label">地址标签：</div>
            <div class="field">
              <input
                v-model="formData.addressTags"
                class="input"
                placeholder="请输入地址标签，逗号分隔"
              />
            </div>
          </div>
        </div>
      </div>
      <template v-slot:footer>
        <XtxButton
          type="gray"
          @click="addVisible = false"
          style="margin-right: 20px"
          >取消</XtxButton
        >
        <XtxButton type="primary" @click="submit">确认</XtxButton>
      </template>
    </XtxDialog>
  </div>
</template>
<script>
import { findCheckoutInfo, addAddress, createOrder as createOrderApi } from '@/api/order'
import { ref, onMounted, reactive } from 'vue'
import { message } from '@/components/Message'
import { useStore } from 'vuex'
import { useRouter } from 'vue-router'
// 获取预订单的详情
const usePreInfo = () => {
  // 控制弹层显示
  const visible = ref(false)
  // 预订单的详情
  const perInfo = ref({})
  // 默认收货地址（取第一个）
  const currAddress = ref(null)
  // 点击选择收货地址高亮=》flag=》当前选中的地址
  const seledAddress = ref({})
  // 确认选择的地址
  const confirmAddress = () => {
    if (!seledAddress.value.id) return message({ text: '请选择收货地址' })
    currAddress.value = seledAddress.value
    visible.value = false
  }
  // 所有地址
  const addressList = ref([])
  const getPerInfo = async () => {
    const { result } = await findCheckoutInfo()
    console.log('预订单详情：', result)
    perInfo.value = result
    currAddress.value = result.userAddresses[0]
    addressList.value = result.userAddresses
  }
  onMounted(() => {
    getPerInfo()
  })
  return { getPerInfo, perInfo, currAddress, addressList, seledAddress, confirmAddress, visible }
}

// 新增收货地址
const useAdd = (getPerInfo) => {
  // 添加收货地址=> 新增
  const addVisible = ref(false)
  // 表单数据
  const formData = reactive({
    receiver: '',
    contact: '',
    provinceCode: '',
    cityCode: '',
    countyCode: '',
    address: '',
    postalCode: '',
    addressTags: '',
    isDefault: 0,
    fullLocation: ''
  })
  // 选择地区
  const changeCity = (data) => {
    // console.log(data)
    formData.provinceCode = data.provinceCode
    formData.cityCode = data.cityCode
    formData.countyCode = data.countryCode
    formData.fullLocation = data.fullSels
  }

  // 新增地址的点击回调
  const submit = async () => {
    await addAddress(formData)
    message({ type: 'success', text: '新增地址成功！' })
    // 1. 关闭弹层 2. 刷新预订单详情
    getPerInfo()
    addVisible.value = false
  }

  return { addVisible, formData, changeCity, submit }
}

export default {
  name: 'XtxPayCheckoutPage',
  setup () {
    const { perInfo, currAddress, addressList, seledAddress, confirmAddress, visible, getPerInfo } = usePreInfo()
    const { addVisible, formData, changeCity, submit } = useAdd(getPerInfo)

    // 创建订单
    // 需要提交的字段
    const reqParams = {
      deliveryTimeType: 1,
      payType: 1,
      buyerMessage: '',
      addressId: null, // 下单地址id
      goods: [] // 下单商品列表{skuId, count}
    }
    const store = useStore()
    const router = useRouter()
    const createOrder = async () => {
      reqParams.addressId = currAddress.value.id
      reqParams.goods = perInfo.value.goods.map(({ skuId, count }) => {
        return { skuId, count }
      })
      const { result } = await createOrderApi(reqParams)
      console.log('创建了新订单', result)
      message({ type: 'success', text: '创建订单成功！' })
      // 创建订单成功之后，后台会从购物车列表删除当前订单下的商品=》重新拉取最新购物车列表数据=>本地才能看到最新列表
      store.dispatch('cart/getLoginCartAction')
      // 跳转支付页面,携带订单id参数
      router.push(`/pay?id=${result.id}`)
    }

    return { createOrder, submit, perInfo, currAddress, visible, addressList, seledAddress, confirmAddress, addVisible, formData, changeCity }
  }
}
</script>
<style scoped lang="less">
.xtx-form-item {
  width: auto;
  .label {
    width: 120px;
  }
  .xtx-city {
    margin-left: 0;
    margin-top: 10px;
  }
}
// 切换地址
.xtx-dialog {
  .addressWrapper {
    max-height: 500px;
    overflow-y: auto;
  }
  .text {
    flex: 1;
    min-height: 90px;
    display: flex;
    align-items: center;
    &.item {
      border: 1px solid #f5f5f5;
      margin-bottom: 10px;
      cursor: pointer;
      &.active,
      &:hover {
        border-color: @xtxColor;
        background: lighten(@xtxColor, 50%);
      }
      > ul {
        padding: 10px;
        font-size: 14px;
        line-height: 30px;
      }
    }
  }
}
.xtx-pay-checkout-page {
  .wrapper {
    background: #fff;
    padding: 0 20px;
    .box-title {
      font-size: 16px;
      font-weight: normal;
      padding-left: 10px;
      line-height: 70px;
      border-bottom: 1px solid #f5f5f5;
    }
    .box-body {
      padding: 20px 0;
    }
  }
}
.address {
  border: 1px solid #f5f5f5;
  display: flex;
  align-items: center;
  .text {
    flex: 1;
    min-height: 90px;
    display: flex;
    align-items: center;
    .none {
      line-height: 90px;
      color: #999;
      text-align: center;
      width: 100%;
    }
    > ul {
      flex: 1;
      padding: 20px;
      li {
        line-height: 30px;
        span {
          color: #999;
          margin-right: 5px;
          > i {
            width: 0.5em;
            display: inline-block;
          }
        }
      }
    }
    > a {
      color: @xtxColor;
      width: 160px;
      text-align: center;
      height: 90px;
      line-height: 90px;
      border-right: 1px solid #f5f5f5;
    }
  }
  .action {
    width: 420px;
    text-align: center;
    .btn {
      width: 140px;
      height: 46px;
      line-height: 44px;
      font-size: 14px;
      &:first-child {
        margin-right: 10px;
      }
    }
  }
}
.goods {
  width: 100%;
  border-collapse: collapse;
  border-spacing: 0;
  .info {
    display: flex;
    text-align: left;
    img {
      width: 70px;
      height: 70px;
      margin-right: 20px;
    }
    .right {
      line-height: 24px;
      p {
        &:last-child {
          color: #999;
        }
      }
    }
  }
  tr {
    th {
      background: #f5f5f5;
      font-weight: normal;
    }
    td,
    th {
      text-align: center;
      padding: 20px;
      border-bottom: 1px solid #f5f5f5;
      &:first-child {
        border-left: 1px solid #f5f5f5;
      }
      &:last-child {
        border-right: 1px solid #f5f5f5;
      }
    }
  }
}
.my-btn {
  width: 228px;
  height: 50px;
  border: 1px solid #e4e4e4;
  text-align: center;
  line-height: 48px;
  margin-right: 25px;
  color: #666666;
  display: inline-block;
  &.active,
  &:hover {
    border-color: @xtxColor;
  }
}
.total {
  dl {
    display: flex;
    justify-content: flex-end;
    line-height: 50px;
    dt {
      i {
        display: inline-block;
        width: 2em;
      }
    }
    dd {
      width: 240px;
      text-align: right;
      padding-right: 70px;
      &.price {
        font-size: 20px;
        color: @priceColor;
      }
    }
  }
}
.submit {
  text-align: right;
  padding: 60px;
  border-top: 1px solid #f5f5f5;
}
</style>
